Fighting catkins
By Wu Wencong | China Daily | Updated: 2011-05-08 07:49
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Catkin fluff creates a pretty flurry on the sidewalk, but in truth, they are more of a nuisance with their invasive presence each spring. Wang Xiaofeng / For China Daily |
He's the man who led the team which invented the potion that retards catkin growth in willows and poplars. Wu Wencong meets the tree doctor.
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